:root {
  color-scheme: light;
  --bg: #f7f7f5;
  --surface: #ffffff;
  --border: #dddad4;
  --text: #2b2925;
  --muted: #766f64;
  --accent: #a8895a;
  --accent-hover: #92764a;
  --danger: #b5533c;
  --success: #4f7a4a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding-block: 32px;
  padding-inline: 16px;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", "PingFang TC", "Microsoft JhengHei", sans-serif;
  line-height: 1.5;
  word-break: keep-all;
  overflow-wrap: break-word;
}

header {
  max-width: 860px;
  margin: 0 auto 24px;
}

h1 {
  margin: 0 0 4px;
  font-size: 1.5rem;
}

.subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

main {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}

h2 {
  margin: 0 0 4px;
  font-size: 1.1rem;
}

.hint {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 0.85rem;
}

.condition-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.keyword-fields {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-row label {
  font-size: 0.8rem;
  color: var(--muted);
}

.form-row input,
.form-row select {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.9rem;
  min-width: 160px;
}

.types-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.types-table th,
.types-table td {
  text-align: left;
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.types-table th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.75rem;
  white-space: nowrap;
}

.types-table select {
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.85rem;
  min-width: 110px;
}

.types-table input[type="number"] {
  width: 80px;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.85rem;
}

.types-table input[type="number"]:disabled {
  background: var(--bg);
  color: var(--muted);
}

.types-summary {
  min-width: 180px;
}

.types-list {
  margin: 0;
  padding-left: 18px;
}

.types-list li {
  white-space: nowrap;
}

.form-actions {
  display: flex;
  gap: 8px;
}

button {
  padding: 8px 16px;
  border-radius: 6px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  font-size: 0.9rem;
  cursor: pointer;
  white-space: nowrap;
}

button:hover {
  background: var(--accent-hover);
}

button.secondary {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border);
}

button.secondary:hover {
  background: var(--bg);
}

button.danger {
  background: var(--surface);
  color: var(--danger);
  border-color: var(--danger);
}

button.danger:hover {
  background: #fbeeea;
}

.form-error {
  width: 100%;
  color: var(--danger);
  font-size: 0.85rem;
  margin: 4px 0 0;
}

.conditions-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.conditions-table th,
.conditions-table td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.conditions-table th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.8rem;
  white-space: nowrap;
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.75rem;
  white-space: nowrap;
}

.badge.active {
  background: #eaf3e8;
  color: var(--success);
}

.badge.inactive {
  background: #f1efec;
  color: var(--muted);
}

.row-actions {
  display: flex;
  gap: 6px;
}

.row-actions button {
  padding: 4px 10px;
  font-size: 0.8rem;
}

@media (max-width: 480px) {
  .conditions-table,
  .types-table {
    display: block;
    overflow-x: auto;
  }
}